Python fixes:

Reenabled the setScript/getScript methods for python controller bricks.
Set the ray source point to MouseFocusSensor.getRaySource works.
Added: Python -> MT_Quaternion
MT_Matrix4x4, MT_Matrix3x3, MT_Vector3, MT_Point3 -> Python

Correct transform of frustum bound sphere centre point to world coordinates

source/gameengine/Ketsji/KX_MouseFocusSensor.cpp

@@ -229,6 +229,7 @@ bool KX_MouseFocusSensor::ParentObjectHasFocus(void)
 								   topoint[1]/topoint[3], 
 								   topoint[2]/topoint[3]); 
 	m_prevTargetPoint = topoint3;
+	m_prevSourcePoint = frompoint3;
 	
 	/* 2. Get the object from SuMO*/
 	/* Shoot! Beware that the first argument here is an